diff options
Diffstat (limited to 'gpu/GrDrawTargetCaps.h')
| -rw-r--r-- | gpu/GrDrawTargetCaps.h | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/gpu/GrDrawTargetCaps.h b/gpu/GrDrawTargetCaps.h index a77bce44..648b5c36 100644 --- a/gpu/GrDrawTargetCaps.h +++ b/gpu/GrDrawTargetCaps.h @@ -37,12 +37,25 @@ public: bool shaderDerivativeSupport() const { return fShaderDerivativeSupport; } bool geometryShaderSupport() const { return fGeometryShaderSupport; } bool dualSourceBlendingSupport() const { return fDualSourceBlendingSupport; } - bool bufferLockSupport() const { return fBufferLockSupport; } bool pathRenderingSupport() const { return fPathRenderingSupport; } bool dstReadInShaderSupport() const { return fDstReadInShaderSupport; } bool discardRenderTargetSupport() const { return fDiscardRenderTargetSupport; } bool gpuTracingSupport() const { return fGpuTracingSupport; } + /** + * Indicates whether GPU->CPU memory mapping for GPU resources such as vertex buffers and + * textures allows partial mappings or full mappings. + */ + enum MapFlags { + kNone_MapFlags = 0x0, //<! Cannot map the resource. + + kCanMap_MapFlag = 0x1, //<! The resource can be mapped. Must be set for any of + // the other flags to have meaning.k + kSubset_MapFlag = 0x2, //<! The resource can be partially mapped. + }; + + uint32_t mapBufferFlags() const { return fMapBufferFlags; } + // Scratch textures not being reused means that those scratch textures // that we upload to (i.e., don't have a render target) will not be // recycled in the texture cache. This is to prevent ghosting by drivers @@ -69,13 +82,14 @@ protected: bool fShaderDerivativeSupport : 1; bool fGeometryShaderSupport : 1; bool fDualSourceBlendingSupport : 1; - bool fBufferLockSupport : 1; bool fPathRenderingSupport : 1; bool fDstReadInShaderSupport : 1; bool fDiscardRenderTargetSupport: 1; bool fReuseScratchTextures : 1; bool fGpuTracingSupport : 1; + uint32_t fMapBufferFlags; + int fMaxRenderTargetSize; int fMaxTextureSize; int fMaxSampleCount; |